Balassa?Samuelson Effect in Iran

Deviations from purchasing power parity because a deviation of productivity is Balassa?Samuelson effect. The Balassa?Samuelson effect depends on inter-country differences in the relative productivity of the tradable and non-tradable sectors. According to this hypothesis, Imai (2010) make a model and measurement Balassa?Samuelson effect in Japan during 1970-1955 when exchange rate in Japan is fixed. In this paper we measurement Balassa?Samuelson effect in Iran economic. The result shows that Balassa?Samuelson effect in Iran is -2.1. Then devaluation of the national currency in Iran according to Balassa?Samuelson effect would be equal to 2.1 in annual, while devaluation of the national currency in Iran 13% in a year.